var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var session = require('express-session');

//mysql pool connection
var mysql = require('mysql');
var conf = require('./conf/db');
global.mysqlPool = mysql.createPool(conf.mysql); //global define

//mysql queries
require('mysql-queries').init(conf.mysql);
global.msqlQueries = require('mysql-queries');

var index = require('./routes/index');
var enquiry = require('./routes/enquiry');

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');

//session配置
app.use(session({
    resave: true, // don't save session if unmodified
    saveUninitialized: false, // don't create session until something stored
    secret: 'cattle',
    cookie:{maxAge: 60 * 60 * 1000}
}));

// uncomment after placing your favicon in /public
//app.use(favicon(path.join(__dirname, 'public', 'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));

app.use('/', index);
app.use('/enquiry', enquiry);

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  var err = new Error('Not Found');
  err.status = 404;
  next(err);
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
